Protecting Your Religious Freedom, A Talk by Dr. Paul Sharkey: The religion clauses of the First Amendment are brief, but to understand their importance and how they came about requires delving into history and constitutional law. That is what Dr. Paul Sharkey will do in his talk. Free admission, reservations are necessary for the lunch: President@Nashville-AU.org, 10:15 a.m., Nashville Public Library - Green Hills Branch, 3701 Benham Ave., Nashville. 615-646-9946, www.Nashville-AU.org.

Religious Intolerance in Tennessee: A Luncheon Honoring Novia Sharkey: Sharkey will answer questions about what happened that resulted in her being placed on administrative leave for her protection. She was the subject of the cover story for the March issue of Church & State magazine. Reservations are necessary for the luncheon, which will have separate checks. Please contact President@Nashville-AU.org, 12:15 p.m., Jonathan's Grille, 3805 Green Hills Village Drive, Nashville. 615-646-9946, www.Nashville-AU.org.

SUNDAY

The "Most Dangerous" Short Film in America? by Robert J. Pondillo, Ph.D.: Pontillo will show his short film and lead a discussion as part of the Sunday service. Free admission, 11 a.m., Greater Nashville Unitarian Universalist Congregation, 374 Hicks Road, Nashville. 615-673-7699, www.gnuuc.org.

One Nation Under God Concert: Join us on the church lawn for a free concert, ice cream and fireworks. Free event, 6:30 p.m., Harpeth Hills Church of Christ, 1949 Old Hickory Blvd., near Brentwood. 615-373-0601, harpethhills.org.